Math, asked by ashrafunisha2020, 6 months ago

Simplify ( - 3+ √5 )(- 3 - √5 )

Answers

Answered by nikitatiwari620

1

Answer:

using identity (a+b)(a-b)=a^2 - b^2

(-3+√5)(-3-√5)= (-3)^2 - (√5)^2

= 9-5=4

Hope it helps........

Answered by dhruvpatel17

1

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